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Commitments and Contingencies (Tables) | 3 Months Ended
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Mar. 31, 2018
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Loss Contingencies by Contingency [Table Text Block] | The following table shows the professional indemnity accrual activity and related payments.
(in millions) |
December 31, 2017 | $ | 26.7 |
New claims | 2.2 |
Prior year claims adjustments | 13.9 |
Claims paid | (1.6 | )
March 31, 2018 | $ | 41.2 |
December 31, 2016 | $ | 7.3 |
New claims | 0.3 |
Prior year claims adjustments | 0.3 |
Claims paid | (2.3 | )
March 31, 2017 | $ | 5.6 |

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